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question_answer1)
Who was the first to describe that species is the unit of classification?
A)
John Ray done
clear
B)
Huxley done
clear
C)
Linnaeus done
clear
D)
Candoll done
clear
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question_answer2)
Plants that grow in the desert are called
A)
hydrophytes done
clear
B)
mesophytes done
clear
C)
xerophytes done
clear
D)
epiphytes done
clear
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question_answer3)
Basic taxonomic category is
A)
population done
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B)
species done
clear
C)
variety done
clear
D)
breed done
clear
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question_answer4)
An important character of chordata is presence of
A)
dorsal notochord done
clear
B)
dorsal hollow nerve cord done
clear
C)
post-anal tail done
clear
D)
all the above done
clear
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question_answer5)
Venus fly trap is a
A)
Bryophyta done
clear
B)
Pteridophyta done
clear
C)
Gymnosperm done
clear
D)
Angiosperm done
clear
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question_answer6)
|
Column-I |
|
Column-II |
A. |
The name of the genus begins with a letter. |
P. |
underlined |
B. |
The name of the species begin with a letter. |
Q. |
small |
C. |
When printed the scientific name is in a letter. |
R. |
italics |
D. |
When written by hand the scientific name is a letter. |
S. |
capitals |
A)
A-Q; B-R; C-S; D-P done
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B)
A-P; B-Q; C-R; D-S done
clear
C)
A-S; B-R; C-Q; D-P done
clear
D)
A-S; B-Q; C-R; D-P done
clear
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question_answer7)
Largest group in Animal Kingdom is
A)
Mollusca done
clear
B)
Amphibia done
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C)
Arthropods done
clear
D)
Reptilia done
clear
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question_answer8)
Pollination takes place in
A)
Gymnosperms done
clear
B)
Pteridophyta done
clear
C)
Both [a] & [b] done
clear
D)
None of these done
clear
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question_answer9)
The generic name of mango is
A)
Mangifera indica done
clear
B)
Helminthosporium oryzae done
clear
C)
Solarium tuberosum done
clear
D)
Lycopersicon esculentum done
clear
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question_answer10)
Mitochondria are absent in
A)
green algae done
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B)
brown algae done
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C)
cynobacteria and bacteria done
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D)
all above done
clear
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question_answer11)
Angiosperms have
A)
tracheids and vessels done
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B)
tracheids only done
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C)
vessels only done
clear
D)
tracheids and albuminous cells done
clear
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question_answer12)
Which of the followings are correct order of hierarchy?
A)
Kingdom, division, phylum, genus and species done
clear
B)
Phylum, division, genus and class done
clear
C)
Kingdom, genus, class, phylum and division done
clear
D)
Phylum, kingdom, genus, species and class done
clear
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question_answer13)
Which one of the following is responsible for converting milk into curd? [CDS]
A)
Fungi done
clear
B)
Bacteria done
clear
C)
Virus done
clear
D)
None of these done
clear
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question_answer14)
Bryophytes are photosynthetic but do not have vascular tissue and true roots. This feature enables them to resemble with which of the following? [CDS]
A)
Fungi done
clear
B)
Algae done
clear
C)
Pteridophytes done
clear
D)
Angiosperms done
clear
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question_answer15)
Which one of the following is a free living bacterium that helps in nitrogen fixation in soil? [CDS]
A)
Azotobacter done
clear
B)
Anabaena done
clear
C)
Azolla done
clear
D)
Nostoc done
clear
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question_answer16)
Which one among the following groups of animals maintains constant body temperature in changing environmental conditions? [CDS]
A)
Birds done
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B)
Fishes done
clear
C)
Amphibians done
clear
D)
Reptiles done
clear
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question_answer17)
Among the following animals, choose the one having three pairs of legs. [CDS]
A)
Spider done
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B)
Scorpion done
clear
C)
Bug done
clear
D)
Mite done
clear
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question_answer18)
Cyanobacteria are
A)
Mosses which attack bacteria done
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B)
Bacteria which attack cyanophyceae done
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C)
Autotrophic organisms with phycocyanin done
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D)
None of these done
clear
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question_answer19)
Rough endoplasmic reticulum is concerned with
A)
Protein synthesis done
clear
B)
Fat synthesis done
clear
C)
Respiration done
clear
D)
Photosynthesis done
clear
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question_answer20)
The most abundant compound in cytoplasm is
A)
fat done
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B)
water done
clear
C)
protein done
clear
D)
carbohydrates done
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question_answer21)
Nucleolus is
A)
rounded structure found in cytoplasm near nucleus. done
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B)
rounded structure inside nucleus and having rRNA. done
clear
C)
rod-shaped structure in cytoplasm near the nucleus. done
clear
D)
none of the above. done
clear
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question_answer22)
Silver nitrate solution is used to study
A)
endoplasmic reticulum done
clear
B)
Golgi apparatus done
clear
C)
nucleus done
clear
D)
mitochondria done
clear
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question_answer23)
Human cheek cells are commonly stained with
A)
methylene blue done
clear
B)
safranin done
clear
C)
acetocarmine done
clear
D)
eosine done
clear
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question_answer24)
The chromosome number in humans is
A)
94 done
clear
B)
23 done
clear
C)
46 done
clear
D)
22 done
clear
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question_answer25)
Which of the following statement is incorrect?
A)
Mycoplasma is the smallest cell (0.3\[\mu \]). done
clear
B)
Bacteria are 3 to 5 urn in size. done
clear
C)
The largest cell is the egg of an ostrich. done
clear
D)
Nerve cells are some of the smallest cells. done
clear
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question_answer26)
Which of the following group is present in animal cells? [NDA]
A)
Mitochondria, Cell membrane. Cell wall, Cytoplasm done
clear
B)
Chloroplasts, Cytoplasm, Vacuole, Nucleus done
clear
C)
Nucleus, Cell membrane, Mitochondria, Cytoplasm done
clear
D)
Vacuole, Cell membrane, Nucleus, Mitochondria done
clear
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question_answer27)
Which organelle in the cell, other than nucleus, contains DNA? [NDA]
A)
Endoplasmic reticulum done
clear
B)
Golgi apparatus done
clear
C)
Lysosome done
clear
D)
Mitochondria done
clear
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question_answer28)
Which of the following parts are found in both plant and animal cells? [CDS]
A)
Cell membrane, Chloroplast, Vacuole done
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B)
Cell wall, Nucleus, Vacuole done
clear
C)
Cell membrane, Cytoplasm, Nucleus done
clear
D)
Cell wall, Chloroplast, Cytoplasm done
clear
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question_answer29)
Which one among the following statements is correct? [CDS]
A)
Prokaryotic cells possess nucleus. done
clear
B)
Cell membrane is present both in plant and animal cells. done
clear
C)
Mitochondria and chloroplasts are not found in eukaryotic cells. done
clear
D)
Ribosomes are present in eukaryotic cells only. done
clear
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question_answer30)
What part of the cell serves as the intracellular highway?
A)
Endoplasmic reticulum done
clear
B)
Golgi apparatus done
clear
C)
Cell membrane done
clear
D)
Mitochondria done
clear
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question_answer31)
Which of the following is a part of endomembrane system of eukaryotic cell?
A)
Peroxisomes done
clear
B)
Chloroplasts done
clear
C)
Mitochondria done
clear
D)
Golgi complexes done
clear
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question_answer32)
Mitochondria supply most of the necessary biological energy by
A)
Breaking down of sugar done
clear
B)
Oxidizing substrates of TCA cycle done
clear
C)
Reducing NADP done
clear
D)
Breaking down of protein done
clear
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question_answer33)
70S type of ribosomes is found in
A)
Prokaryotic cells done
clear
B)
Prokaryotic cells, chloroplasts and mitochondria done
clear
C)
Mitochondria done
clear
D)
Nucleus, mitochondria done
clear
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question_answer34)
Crossing over occurs during
A)
leptotene done
clear
B)
pachytene done
clear
C)
diplotene done
clear
D)
diakinesis done
clear
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question_answer35)
Recombination involves
A)
crossing over done
clear
B)
chromosome duplication done
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C)
spindle formation done
clear
D)
cytokinesis done
clear
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question_answer36)
Chiasmata are first seen in
A)
leptotene done
clear
B)
zygotene done
clear
C)
pachytene done
clear
D)
diplotene done
clear
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question_answer37)
Terminalization occurs during
A)
mitosis done
clear
B)
diakinesis done
clear
C)
meiosis II done
clear
D)
cytokinesis done
clear
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question_answer38)
In cell cycle, DNA replication takes place in
A)
G1 phase done
clear
B)
G2 phase done
clear
C)
Mitotic metaphase done
clear
D)
S phase done
clear
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question_answer39)
Which phase of cell cycle is known as quiescent stage?
A)
M phase done
clear
B)
G0 phase done
clear
C)
G1 phase done
clear
D)
S phase done
clear
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question_answer40)
Which of the following phase follows S and G2 phases of interphase?
A)
Prophase done
clear
B)
Metaphase done
clear
C)
Anaphase done
clear
D)
Telophase done
clear
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