The chordate features shared by the non-chordates are
Options
(a) bilateral symmetry (b) triploblastic condition and bilateral symmetry (c) metamerism (d) all of the above
Correct Answer:
all of the above
Explanation:
bilateral […]
What type of spores are in bryophytes
Options
(a) Triploid in nature (b) Tetraploid in nature (c) Haploid in nature (d) Diploid in nature
Correct Answer:
Haploid in nature
Explanation:
No explanation available. […]
The term frond in a fern is used for
Options
(a) rachis (b) whole plant (c) spore bearing leaf (d) sexually reproducing structures
Correct Answer:
spore bearing leaf
Explanation:
“Frond” is commonly used for […]
Osphradium is meant for
Options
(a) excretion (b) Nutrition (c) grinding of food (d) selection and rejection of food
Correct Answer:
selection and rejection of food
Explanation:
No explanation available. Be the first […]
Cycas is a gymnospore because of
Options
(a) vessels present in xylem (b) living fossil (c) naked seeds without fruit (d) none of the above
Correct Answer:
naked seed without fruit
Explanation:
No […]
Placentia in ferns refers to place of
Options
(a) origin of rhizoids (b) attachment of rementa (c) attachment of archegonia (d) attachment of sporangia
Correct Answer:
attachment of sporangia
Explanation:
No explanation available. […]
Which of the following is resurrection plant
Options
(a) Adiantum capillus veneris (b) Dryopteris filix mas (c) Selaginella lepidophylla (d) Adiantum caudatum
Correct Answer:
Selaginella lepidophylla
Explanation:
No explanation available. Be the first […]
Biradial symmetry and lack of cnidoblasts are the characteristics of
Options
(a) starfish and sea anamone (b) ctenoplana and Beroe (c) Aurelia and Paramecium (d) Hydra and starfish
Correct Answer:
ctenoplana and Beroe
In contrast to annelids, the platyhelminthes show
Options
(a) radical symmetry (b) presence of pseudocoel (c) bilateral symmetry (d) the absence of body activity
Correct Answer:
the absence of body activity
Explanation:
No […]
Which one of the following set of animals share a four chambered hearts
Options
(a) Amphibian,reptiles,birds (b) Crocodiles,birds and mammals (c) crocodiles,lizards,turtles (d) Lizards,mammals,birds
Correct Answer:
Crocodiles,birds and mammals
Explanation:
No explanation available. […]
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