Biology · Science General

Botany and Plant Science

5,038 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

The wood of pinus lacks

  1. tracheids

  2. vessels

  3. metaxylem

  4. protoxylem

  5. phloem
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The wood of pinus lacks vessels.

Multiple choice

The embryo of cycas is

  1. polycotyledonous

  2. triploid

  3. haploid

  4. dicotyledonous

  5. tetraploid
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

The embryo of cycas is dicotyledonous.

Multiple choice

Abundant parenchyma is found in the wood of

  1. cycas

  2. pinus

  3. pisum

  4. cedrus

  5. amentotaxus
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Cycas is the type genus of Cycadaceae: genus of widely distributed Old World evergreen tropical trees having pinnate leaves and columnar stems covered with persistent bases of old leaves. Abundant parenchyma is found in the wood of cycas.

Multiple choice

Which of the following is a characteristic of sclerenchyma?

  1. Cells are dead and empty.

  2. High refractive index among all permanent tissues.

  3. It provides mechanical strength as well as elasticity.

  4. It has an ability to dedifferentiate and produce secondary meristem.

  5. NA
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

It is the correct option as it is a characteristic of sclerenchyma. Sclerenchyma is a permanent tissue.