Biology ยท Science General

Botany and Plant Science

4,989 Questions

Botany and plant science delve into the biological study of plant life, covering structural anatomy, physiological processes, and reproductive mechanisms. Key topics include inflorescence patterns, root modifications, and seed development, which are vital for biology sections in medical entrance exams. This collection of practice questions helps solidify understanding of complex plant functions.

Plant ReproductionPlant AnatomyRoot ModificationsInflorescence PatternsPlant Morphology

Botany and Plant Science Questions

Multiple choice

Pollen sacs are packed with

  1. Pollen grains

  2. Pollen tubes

  3. Both

  4. None
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Pollen sacs are the chambers within the anther that contain the developing and mature pollen grains.

Multiple choice

Picture shows

  1. A tyoical stamen

  2. 3- D cut section of an anther

  3. Both

  4. None
Reveal answer Fill a bubble to check yourself
C Correct answer
Multiple choice

Two parts of a typical stamen are

  1. Long stalk called Filament

  2. Terminal bilobed structure called Anther

  3. Both

  4. None
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

A stamen consists of two main parts: the long, slender stalk called the filament and the terminal, bilobed structure called the anther.

Multiple choice

In a flower the male and female re productive structures are........ and........ consists of ......... and .........

  1. Androecium and Gynoecium consists of stamens and Pistil

  2. Androecium and Gynoecium consists of stamens and Anthers

  3. Androecium and Gynoecium consists of Anthers and Pistil

  4. All
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

The male reproductive structure is the androecium (composed of stamens) and the female reproductive structure is the gynoecium (composed of pistils/carpels).

Multiple choice

Picture shows

  1. T.S. of flower

  2. L. S. of a flower

  3. Both

  4. None
Reveal answer Fill a bubble to check yourself
B Correct answer
Multiple choice

Which feature provide protection to this plant?

  1. Thick stems

  2. Long Roots

  3. Bright yellow flowers

  4. Sharp needles

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Sharp needles, often found on cacti, serve as a defense mechanism to protect the plant from herbivores that might try to eat it.

Multiple choice

Amber is a

  1. metal

  2. rubber

  3. resin

  4. sugar
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Amber is a fossilized tree resin that has been appreciated for its color and natural beauty since Neolithic times. It is not a metal, rubber, or sugar.

Multiple choice

The anther contains _______.

  1. Sepals

  2. Ovules

  3. Carpel

  4. Pollen grains
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

The anther is the part of the stamen that produces and contains pollen grains. Pollen is essential for the fertilization process in flowering plants.