Which option shows correctly matched pairs for Column - I and Column -II? Column I Column II i) Amensalism P) Beneficial to one, detrimental to other. ii) Predation Q) Beneficial to both. iii) Commensalism R) Detrimental to one, unaffected for other. iv) Mutualism S) Beneficial to one, neutral for other.

(i - R) (ii - P) (iii - S) (iv - Q)

(i - R) (ii - P) (iii - Q) (iv - S)

(i - R) (ii - S) (iii - Q) (iv - P)

(i - P) (ii - R) (iii - Q) (iv - S)

Which option shows correctly matched pairs for Column - I and Column -II? Column I Column II i) Amensalism P) Beneficial to one, detrimental to other. ii) Predation Q) Beneficial to both. iii) Commensalism R) Detrimental to one, unaffected for other. iv) Mutualism S) Beneficial to one, neutral for other.

(i - R) (ii - P) (iii - S) (iv - Q)

(i - R) (ii - P) (iii - Q) (iv - S)

(i - R) (ii - S) (iii - Q) (iv - P)

(i - P) (ii - R) (iii - Q) (iv - S)

E M B I B E

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR BIOLOGY>Chapter 13 - Organisms and Populations>Gujarat Board-2019>Q 4

HARD

12th Gujarat Board

IMPORTANT

Earn 100

If any population has an equal birth rate and death rate then its age pyramid is X , vital index is Y and the population is Z .

100% studentsanswered this correctly

Important Questions on Organisms and Populations

MEDIUM

12th Gujarat Board

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR BIOLOGY>Chapter 13 - Organisms and Populations>Gujarat Board-2019>Q 5

What does 'X' represent in the given diagram?

Question Image

MEDIUM

12th Gujarat Board

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR BIOLOGY>Chapter 13 - Organisms and Populations>Gujarat Board-2019>Q 6

Which option shows correctly matched pairs for Column - I and Column -II?

	Column I		Column II
i)	Amensalism	P)	Beneficial to one, detrimental to other.
ii)	Predation	Q)	Beneficial to both.
iii)	Commensalism	R)	Detrimental to one, unaffected for other.
iv)	Mutualism	S)	Beneficial to one, neutral for other.

EASY

12th Gujarat Board

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR BIOLOGY>Chapter 13 - Organisms and Populations>Gujarat Board-2020>Q 7

Many members of genus _____ form Mycorrhiza.

MEDIUM

12th Gujarat Board

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR BIOLOGY>Chapter 13 - Organisms and Populations>Gujarat Board-2020>Q 8

The formula of population density is:

EASY

12th Gujarat Board

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR BIOLOGY>Chapter 13 - Organisms and Populations>Gujarat Board-2020>Q 9

Eurythermal means ____.

EASY

12th Gujarat Board

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR BIOLOGY>Chapter 13 - Organisms and Populations>Gujarat Board-2020>Q 10

Select the sentence which explains the best parasitism:

EASY

12th Gujarat Board

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR BIOLOGY>Chapter 13 - Organisms and Populations>Gujarat Board-2020>Q 11

Explain population growth.

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