Economic Biology MCQ question and answer with solution

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Each section contains 100 MCQs on Economic Biology .

Nitrogen fertilisation is applied for growth, but its excess

A) hastens maturity B) delays maturity C) Improves colour D) improves qality

Discuss

Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

Function of leghaemoglobin in nitrogen fixation is

A) absorption of oxygen B) nutrition of bacteria C) absorption of light D) All of the above

Discuss

Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

Sucrose content in sugarcane decreases

A) if high rainfall occurs during the period of growth of the plant B) if frost occurs during the period of ripening C) if there is fluctuation in temperature during the period of growth of the plant D) if there is high temperature during the time of ripening

Discuss

Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

Match List-I with List-II and select the correct answer:

List-I (Plant)	List-II (Use)
a. Barley	1. Wine
b. Sugarcane juice	2. Beer
c. Grapes	3. Whisky
d. Molasses	4. Rum

A) a-3, b-4, c-1, d-2 B) a-1, b-4, c-2, d-3 C) a-4, b-2, c-3, d-1 D) a-2, b-4, c-1, d-3

Discuss

Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

Which among the following is the oldest board under the department of commerce?

A) The Rubber Board B) The Tea Board C) The Coffee Board D) The Tobacco Board

Discuss

Answer & Solution

Answer: Option C

No explanation is given for this question. Let's Discuss on Board

Which one of the following is related to silviculture?

A) Culture of Hilsa B) Culture of silver carp C) Culture of oil-producing plants D) Forest crops

Discuss

Answer & Solution

Answer: Option D

No explanation is given for this question. Let's Discuss on Board

Hashish is obtained from a plant. From which part of the plant is it obtained?

A) Leaves B) Stem C) Exudate from leaves and female inflorescence D) Exudate from stem and male inflorescence

Discuss

Answer & Solution

Answer: Option C

No explanation is given for this question. Let's Discuss on Board

Consider the following
1. Birds
2. Dust blowing
3. Rain
4. Wind blowing
Which of the above spread plant diseases?

A) 1 and 3 B) 3 and 4 C) 1, 2 and 4 D) 1, 2, 3 and 4

Discuss

Answer & Solution

Answer: Option D

No explanation is given for this question. Let's Discuss on Board

Silk is obtained from

A) mulberry tree B) saliva of the silkworm C) larvae of silkworm D) cocoon of silkworm

Discuss

Answer & Solution

Answer: Option D

No explanation is given for this question. Let's Discuss on Board

Biologically synthesised nano particles are used as a new eco-friendly technology, which has big possibility in cancer treatment. An extracts of plants is used in this technique, this plant is

A) Calotropis gigantea B) Parthenium hysterophorus C) Rice D) Lemon grass

Discuss

Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

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Economic Biology MCQ question and answer with solution | Biology Gk MCQs