•  
agra,ahmedabad,ajmer,akola,aligarh,ambala,amravati,amritsar,aurangabad,ayodhya,bangalore,bareilly,bathinda,bhagalpur,bhilai,bhiwani,bhopal,bhubaneswar,bikaner,bilaspur,bokaro,chandigarh,chennai,coimbatore,cuttack,dehradun,delhi ncr,dhanbad,dibrugarh,durgapur,faridabad,ferozpur,gandhinagar,gaya,ghaziabad,goa,gorakhpur,greater noida,gurugram,guwahati,gwalior,haldwani,haridwar,hisar,hyderabad,indore,jabalpur,jaipur,jalandhar,jammu,jamshedpur,jhansi,jodhpur,jorhat,kaithal,kanpur,karimnagar,karnal,kashipur,khammam,kharagpur,kochi,kolhapur,kolkata,kota,kottayam,kozhikode,kurnool,kurukshetra,latur,lucknow,ludhiana,madurai,mangaluru,mathura,meerut,moradabad,mumbai,muzaffarpur,mysore,nagpur,nanded,narnaul,nashik,nellore,noida,palwal,panchkula,panipat,pathankot,patiala,patna,prayagraj,puducherry,pune,raipur,rajahmundry,ranchi,rewa,rewari,rohtak,rudrapur,saharanpur,salem,secunderabad,silchar,siliguri,sirsa,solapur,sri-ganganagar,srinagar,surat,thrissur,tinsukia,tiruchirapalli,tirupati,trivandrum,udaipur,udhampur,ujjain,vadodara,vapi,varanasi,vellore,vijayawada,visakhapatnam,warangal,yamuna-nagar

Difference Between Staminate And Pistillate Flowers

Difference Between Staminate And Pistillate Flowers

Staminate and pistillate flowers are essential components of the reproductive cycle in various plant species. Staminate flowers carry male reproductive organs, while pistillate flowers house female reproductive organs. Learning about the unique traits and functions of these flower types is key to unravelling the intricate processes of plant reproduction and pollination.

Table of Contents:

  • Stamen and Pistil
  • What is a Staminate Flower?
  • What is a Pistillate Flower?
  • Staminate Vs Pistillate Flowers
  • Practice Problems
  • Frequently Asked Questions

Stamen and Pistil

The stamen and pistil are fundamental parts of the reproductive systems in flowering plants. The stamen is the male reproductive organ, made up of the anther and filament, while the pistil is the female reproductive organ, comprising the stigma, style, and ovary. Understanding these structures is vital for grasping the intriguing process of plant reproduction.

What is a Staminate Flower?

The staminate flowers are also known as male flowers. This type of flower contains only male reproductive organs. One or more stamens, which are composed of the filament and the anther, are typically present in these flowers. The filament supports the anther, where pollen grains are produced. Staminate flowers are essential for pollination because they release pollen that is carried to pistillate (female) flowers to be fertilised.


Image: Meritnation

What is a Pistillate Flower?

The pistillate flowers are often known as female flowers. It is a form of flower that only has female reproductive organs. Typically, these flowers have one or more pistils, which are made up of the stigma, style, and ovary. The ovary houses the ovules, which will grow into seeds following fertilisation, while the stigma is the receptive surface where pollen is placed. The style is the thin tube that connects the stigma to the ovary. Pollen grains from staminate (male) flowers are transferred to pistillate flowers, which contribute to plant fertilisation and seed formation.

Staminate Vs Pistillate Flowers

Staminate Flowers

Pistillate Flowers

Definition

Male flowers contain only male reproductive organs (stamens).

Female flowers contain only female reproductive organs (pistils).

Structure

Consists of one or more stamens, typically with an anther and filament.

Comprises one or more pistils, including the stigma, style, and ovary.

Reproductive Function

Produces and releases pollen grains for fertilisation.

Receives pollen grains and facilitates fertilisation and seed development.

Pollination

Pollen is transferred from staminate to pistillate flowers for fertilisation.

Pollen is deposited on the stigma by staminate flowers or pollinators.

Examples

Examples include flowers on male corn plants or the catkins of willow trees.

Examples include flowers on female corn plants or the fruits of apple trees.

Practice Problems On Staminate And Pistillate Flowers

Q1. Which statements describe a staminate flower?

A. Contains only male reproductive organs.
B. Contains both male and female reproductive organs.
C. Contains only female reproductive organs.
D. It cannot produce pollen.

Ans: a. Contains only male reproductive organs.

A staminate flower refers to a male flower that only contains male reproductive organs, namely the stamens comprising the filament and anther. It lacks female reproductive organs such as the pistil.

Q2. What of the following is the primary function of pistillate flowers?

A. Attracting pollinators.
B. Production and release of pollen.
C. Protecting the plant from herbivores.
D. Receiving and facilitating fertilisation.

Ans: d. Receiving and facilitating fertilisation.

Female flowers, also called pistillate flowers, play a crucial role in receiving pollen and aiding in fertilisation. The pistil, which includes the stigma, style, and ovary, is located within these flowers and is where fertilisation occurs.

Q3. What term is typically linked to monoecious plants?

A. Pistillate flowers
B. Staminate flowers
C. Both staminate and pistillate flowers are on different plants.
D. Both staminate and pistillate flowers are on the same plant.

Ans: d. Both staminate and pistillate flowers are on the same plant.

Monoecious plants possess distinct staminate and pistillate flowers, which both exist on the same plant. This enables them to self-fertilise.

Q4. Staminate flowers primarily reproduce through-

A. Self-pollination
B. Vegetative propagation
C. Pollen transfer to pistillate flowers
D. Pollen transfers to other staminate flowers.

Ans: b) Pollen transfer to pistillate flowers.

Male flowers, also known as staminate flowers, mainly create pollen. This pollen is then transported to female flowers, also known as pistillate flowers, to allow for fertilisation. The resulting sexual reproduction leads to the production of seeds.

Q5. In a flower, what is the meaning of the word "carpel"?

A. Male reproductive organ
B. Flower petal
C. Female reproductive organ
D. Flower stem.

Ans: c. Female reproductive organ

In flowers, the carpel serves as the female reproductive organ. It is made up of the stigma, style, and ovary. Within the ovary, ovules are found, and they eventually develop into seeds after fertilisation. Pollen is deposited on the stigma, which acts as the receptive surface.

Frequently Asked Questions

Q1. What is a monoecious and dioecious plant?
Answer :
Monoecious plant refers to a type of plant that has distinct staminate and pistillate flowers on a single plant.

Dioecious plant refers to a type of plant species where the male and female flowers are found on separate individual plants. These are known as staminate and pistillate flowers, respectively.

Q2. What is the function of an ovule?
Answer : 
In plants, the ovule serves as the female reproductive structure, housing the egg cell and eventually transforming into a seed following fertilisation.

Q3. What are examples of staminate and pistillate flowers?
Answer : 
Catkins in willow trees and tassels in corn plants are examples of staminate flowers.

Corn silk in corn plants and flowers in apple trees are examples of pistillate flowers.

Q4. What is the mode of reproduction in staminate flowers?
Answer : 
In staminate flowers, the mode of reproduction involves the production and release of pollen. This pollen is used for the purpose of pollinating pistillate flowers.

Q5. What is the meaning of carpel?
Answer : 
The carpel is an essential part of a flower's female reproductive system. It comprises the stigma, style, and ovary, which produce ovules and facilitate fertilisation.

NEET Related Links

NEET Exam 2024

NEET 2024 Exam Dates

NEET 2024 Exam pattern

NEET 2024 Syllabus

NEET 2024 Eligibility Criteria

NEET 2024 Application

NEET UG Counselling

NEET FAQ

NEET UG Result

NEET 2024 Cut Off

Neet 2023 Toppers List Names & Rank

Neet Result 2023 Toppers list rank cut off

Neet Answer key Live Download PDF

Neet 2023 State Toppers List

JEE MAIN Related Links

JEE Main 2024

JEE Main Rank Predictor 2024

JEE Main College Predictor 2024

JEE Main 2024 Exam Dates

JEE Main 2024 Exam pattern

JEE Main 2024 Application

JEE Main 2024 Eligibility Criteria

JEE Main 2024 Syllabus

JEE Main 2024 Physics Syllabus

JEE Main 2024 Maths Syllabus

JEE Main 2024 Chemistry Syllabus

JEE Main 2024 Admit Card

JEE Main 2024 Counselling

JEE Main marks vs rank vs percentile

JEE Advanced Result 2023 live topper list

JEE Exam Preparation - How to calculate your rank jee

JEE Maths Syllabus - Important topics and weightage

JEE Advanced Related Links

JEE Advanced 2024 Exam Dates

JEE Advanced 2024 Application

JEE Advanced 2024 Eligibility Criteria

JEE Advanced 2024 Syllabus

JEE Advanced 2024 Maths Syllabus

JEE Advanced 2024 Physics Syllabus

JEE Advanced 2024 Chemistry Syllabus

JEE Advanced Exam Result

JEE Advanced Exam Dates

JEE Advanced Registration Dates

CUET Related Links

CUET 2024 Eligibility Criteria

CUET 2024 Admit Card

CUET 2024 Exam Pattern

CUET 2024 FAQs

CUET 2024 Counselling

CUET 2024 Syllabus

CUET 2024 Result

CUET 2024 Answer Key

CUET 2024 Preparation

CUET CUTOFF

CUET 2024 Application Form

Talk to Our Expert Request Call Back
Resend OTP Timer =
By submitting up, I agree to receive all the Whatsapp communication on my registered number and Aakash terms and conditions and privacy policy