Multiple Choice QuestionsAn analytical taxonomic aid for identifying plants and animals based on similarities and dissimilarities is called
Catalogue
Flora
Manual
Key
Key
Which of these is wrong about diatoms?
Microscopic
Planktonic
Overlapping shells
Spores with 2 flagella
Spores with 2 flagella
Pick out the statement that does not apply to viroids
Infectious agents smaller than viruses
Cause potato spindle tuber disease
Have free DNA
Lack protein coat
Lack protein coat
Which of the following does not belong to Class -Basidiomycetes?
Agaricus
Trichoderma
Puccinia
Saccharomyces
Saccharomyces
I. Unicellular Protists found in fresh water
II. Possess a protein-rich outer layer called pellicle
III. Have two flagella
IV. Possess pigments identical to those in higher plants.
These characters apply to genus
Alternaria
Nostoc
Chlorella
Euglena
Euglena
D.
Euglena
Euglena are single celled protistans that live mostly in fresh water. They have outer covering called pellicle, they also possess, long tail called flagella, which they use to more through water. They also contain chloroplasts and produce their own food through photosynthesis.
Archaebacteria and Eubactaria have been included under the kingdom
Monera
Plantae
Fungi
Protista
Protista
Match Column I with Column II and choose the right option
| Column I | Column II |
| A. Amoeba | i. Has flagella for locomotion |
| B. Paramecium | ii. Moves with the help of cilia |
| C. Trypanosoma | iii. Puts out pseudopodia for locomotion |
A - iii; B - i; C - ii
A - iii; B - ii; C - i
A - ii; B - i; C - iii
A - ii; B - i; C - iii
A - ii; B - i; C - iii
Find out the wrong statements
(A) Ulothrix and Spirogyra are filamentous forms
(B) Porphyra and Laminaria are fresh water algae
(C) Stored food is in the form of mannitol in Rhodophycean members
(D) Chlorella and Spirulina are unicellular algae
(A) and (B)
(B) and (C)
(A) and (C)
(A) and (D)
(A) and (D)
Diplontic type of life cycle is seen in
(i) Fucus
(ii) Gymnosperms
(iii) Pteriodophytes
(iv) Bryophytes
(i) only
(i) and (iv) only
(i) and (iii) only
(iii) only
(iii) only
Which of the following statements is wrong about bryophytes?
Bryophytes are also called amphibian of the plant kingdom.
The gametophyte is the main plant body
Sexual reproduction takes place in the presence of water
Sporophyte is not free-living but attached to the photosynthesis gametophyte
Sporophyte is not free-living but attached to the photosynthesis gametophyte
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