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

Amarbel is an example of

  1. hosts

  2. algae

  3. saprotrophs

  4. autotrophs

  5. parasites
Reveal answer Fill a bubble to check yourself
E Correct answer
Explanation

Amarbel is a parasitic plant. It derives nutrients from other organisms without benefitting the host.

Multiple choice

Piliferous layer is the another name of

  1. laticiferous tissue

  2. hypodermis

  3. root epidermis

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

The root epidermis is also called piliferous layer because it bears root hair.

Multiple choice

Phloem is also known as

  1. companion cells

  2. sieve tubes

  3. bast

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

Phloem cells are also known as bast.

Multiple choice

What are bast fibres?

  1. They are sclerenchymatous fibres associated with xylem.

  2. They are sclerenchymatous fibres associated with cortex.

  3. They are sclerenchymatous fibres associated with phloem.

  4. They are cutinised parenchymatous cells.
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Bast fibers are sclerenchymatous fibres associated with phloem.

Multiple choice

What is mesophyll?

  1. Epidermis of leaf

  2. Chlorophyll found in some stems

  3. Ground tissue system of leaves

  4. Cells underneath epidermis of leaf
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Mesophyll is the ground tissue system of leaves. It is made up of two types of photosynthetic cells, i.e. pallisade and spongy.

Multiple choice

Hypodermis of a dicot stem consists of

  1. sclerenchymatous cells

  2. collenchymatous cells

  3. parenchymatous cells

  4. chlorenchymatous cells
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

In dicots, the hypodermis occurs as one or more continuous layers of collenchymatous cells.

Multiple choice

The photobiont (phycobiont) in lichens comprises

  1. brown and red algae

  2. blue-green and green algae

  3. only red algae

  4. none of these
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The photobiont in lichens is typically a photosynthetic organism, which is either a green alga or a cyanobacterium (blue-green alga).