Filters

Home

CBSE

Class 11

Biology

Classification Biodiversity And Conservation

Solution for Class 11, Biology, Classification Biodiversity And Conservation

Question 1

___________ are very good pollution indicatorsa. Fungi b. Bacteria c. Lichens d. Golden Algae

Topic:

Classification, biodiversity, and conservation

View solution

Question 2

........... is a method of sexual reproduction where two hyphae meet together.

Topic:

Classification, biodiversity, and conservation

View solution

Question 3

_____ is a parasite of large intestine of human beings and causes the disease____a. Escherichia coli, amoebic dysentery b. Entamoeba histolytica, amoebic dysentery c. Plasmodium vivax, malaria d. Trypanosoma gambiense, sleeping sickness

Topic:

Classification, biodiversity, and conservation

View solution

Question 4

A: Bacteria, cyanobacteria and mycoplasma are prokaryotes
R : Prokaryotes possess true nuclei having definite nuclear membrane.a. A and R both are correct and R is correct explanation of A. b. A and R are correct but R is not explanation of A. c. A is correct and R is false. d. A and R are false

Topic:

Classification, biodiversity, and conservation

View solution

Question 5

___________ is the condition for speciation.

Topic:

Classification, biodiversity, and conservation

View solution

Question 6

____________ metal is present in hemoglobin.

Topic:

Classification, biodiversity, and conservation

View solution

Question 7

A : Phycomycetes are generally called algal fungi.
R: It is believed that phycomycetes have evolved from algae
(A) A and R both are correct and R is correct explanation of A.
(B) A and R are correct but R is not explanation of A.
(C) A is correct and R is false.
(D) A and R are false a. A and R both are correct and R is correct explanation of A. b. A and R are correct but R is not explanation of A. c. A is correct and R is false. d. A and R are false

Topic:

Classification, biodiversity, and conservation

View solution

Question 8

A retrovirus on injecting its RNA into host cell starts synthesing a single (-)ve strand of DNA which is calleda. cDNA b. sDNA (synthetic DNA) c. r-DNA (reverse DNA) d. reverse RNA

Topic:

Classification, biodiversity, and conservation

View solution

Question 9

A : Sexual spores in pink mould are meiospores produced endogenously.
R : They develop flask shaped fruiting body in sexual life cycle.a. If both assertion & reason are true and the reason is the correct explanation of the assertion b. If both assertion & reason are true but the reason is not the correct explanation of the assertion c. If assertion is true statement but reason is false d. If both assertion and reason are false statements

Topic:

Classification, biodiversity, and conservation

View solution

Question 10

A single species might show high diversity over its distributional range at the a. Genetic level b. Species level c. Ecosystem level d. Both A and B

Topic:

Classification, biodiversity, and conservation

View solution

Found the solution, but did not understand the concept?

Connect with a tutor in less than 60 seconds 24x7

Ask my first question

Question 11

A unicellular ascomycetes member isa. Phytophthora b. Saccharomyces c. Sclerospora d. Rhizopus

Topic:

Classification, biodiversity, and conservation

View solution

Question 12

About the total number of species present on earth, a more conservative and scientifically sound estimate made bya. Robert May b. Robert Costanza c. Alexander von Humboldt d. Both A and B

Topic:

Classification, biodiversity, and conservation

View solution

Question 13

Absorptive nutrition is the characteristic features of the kingdom:a. Monera b. Protista c. Fungi d. Animalia

Topic:

Classification, biodiversity, and conservation

View solution

Question 14

According to 'Rivet Popper Hypothesis', the airplane will become dangerously weak ifa. More rivets are added to the air plane b. Popping of rivets continue c. Passengers start moving d. Few rivets exchange their positions

Topic:

Classification, biodiversity, and conservation

View solution

Question 15

According to the nature of viruses, give the living and non-living characters of viruses.

Topic:

Classification, biodiversity, and conservation

View solution

Question 16

An archean that lives in extremely salty condition is referred to as a-a. Thermophile b. Halophiles c. Thermoacidophile d. Methanogen

Topic:

Classification, biodiversity, and conservation

View solution

Question 17

Anterior invagination is characteristic ofa. Sarcodines b. Euglenoids c. Diatoms d. Dinoflagellates

Topic:

Classification, biodiversity, and conservation

View solution

Question 18

Archaebacteria do not show a. 1. Peptidoglycan in cell wall b. 2. Introns in DNA c. 3. Branched chain lipids in cell membrane d. 4. Ribosomal proteins with highly acidic nature

Topic:

Classification, biodiversity, and conservation

View solution

Question 19

Archaebacteria of marshy habitats are :a. capable of converting

C O_{2}

into methane b. chemoheterophic c. explotied commercially in biogas production d. more than one option is correct

Topic:

Classification, biodiversity, and conservation

View solution

Question 20

Archaebacteria shows similarity with Mycoplasma in having :a. pigmented membrane b. DNA associated with histone protein c. rigid cell wall d.

70 S

ribosomes

Topic:

Classification, biodiversity, and conservation

View solution

1 2 3 4 5

Get instant study help from an expert tutor 24/7

Download Filo

Filters

Filters

class

subject

topic

Solution for Class 11, Biology, Classification Biodiversity And Conservation

Found the solution, but did not understand the concept?

Ask my first question