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Basic Botany MCQs with Answers

Basic Botany MCQs with Answers can help students evaluate their knowledge of concepts in plant science or botany. Answers are also given for botany MCQ with answers to help you remember. Try our Botany MCQ with answers to see if you can get all the answers right for the questions below.

Basic Botany MCQs with Answers

Botany is one of the oldest natural sciences in the world. Botany originally included all plant-like organisms such as algae, lichens, ferns, fungi, and mosses in addition to actual plants. Bacteria, algae, and fungi were later discovered to be in a different kingdom.

Botany MCQ with Answers

1. Which of the following is an example of green algae?

a. Laminaria

b. Sargassum

c. Chlamydomonas

d. Fucus

2. Which are the most primitive group of algae?

a. Blue green algae

b. Red algae

c. Brown algae

d. Green algae

3. Plants elasticity is related to a tissue called?

a. Parenchyma

b. Collenchyma

c. Sclerenchyma

d. None of these

4. The bulging bottom section of a flower’s carpel is known as?

a. Ovary

b. Style

c. Stigma

d. Anther

5. What is the correct order of the parts of the female reproductive organ in plants?

a. Ovary, Style, Thalamus and Stigma

b. Stigma, Style, Ovary and Thalamus

c. Ovary, Stigma, Style and Thalamus

d. Style, Stigma, Ovary and Thalamus

6. What causes loose smut of wheat?

a. Ustilago kolleri

b. Ustilago hordei

c. Ustilago tritici

d. Ustilago avenae

7. Which of the following plants is a parasitic plant?

a. Botrychium

b. Neottia

c. Monotropa

d. Rafflesia

8. Which of these flowers is unisexual?

a. Papaya

b. Sunflower

c. Hibiscus

d. Mustard

9. Sugar cane red rot is caused by?

a. Phytophthora infestans

b. Altemarla altemata

c. Colletotrichum falcatum

d. Cercospora personata

10. Which of the following is an example of a plant hormone?

a. Melatonin

b. Gastrin

c. Cytokinin

d. Cholecystokinin

11. Which stage of green manure crop is best for incorporation into the field?

a. Pre-flowering stage

b. Post-flowering stage

c. Initial stage

d. Maturity stage

12. Which of the following plants can thrive in extremely saline environments?

a. Epiphytes

b. Halophytes

c. Xerophytes

d. Hydrophytes

13. Which of the following crops is affected by Phomopsis blight?

a. Brinjal

b. Bajra

c. Sugarcane

d. Potato

14. Amarbel (Cuscuta) is an example of:

a. Autotroph

b. Parasite

c. Saprotroph

d. Host

15. Which of these is a plant-damaging bacterial disease?

a. Crown Gall

b. Mosaic

c. Smut

d. Blister

Answer Key

Botany MCQs

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