Heart to pump blood evolved for the first time in
Options
(a) annelids (b) arthropods (c) roundworms (d) flatworms
Correct Answer:
annelids
Explanation:
No explanation available. Be the first to write the explanation […]
Which one feature is common to leech,cockroach and scorpion
Options
(a) Nephridia (b) ventral nerve cord (c) cephalisation (d) Antennae
Correct Answer:
ventral nerve cord
Explanation:
No explanation available. Be the first to […]
A small aquatic herb in which a portion of leaf forms a tiny sac or bladder which traps water insects is
Options
(a) Dionaea (b) utricularia (c) Drosera (d) sarracenia
Correct Answer:
utricularia
Which one is a true moss
Options
(a) bog moss (b) Reinder moss (c) club moss (d) irish moss
Correct Answer:
Bog moss
Explanation:
No explanation available. Be the first to write the […]
Larva of Balanoglossus is
Options
(a) glochidium (b) nauplius (c) trochophore (d) tornaria
Correct Answer:
tornaria
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting […]
Isinglass is prepared from
Options
(a) Ichthyophis (b) lungs (c) fishes (d) lizards
Correct Answer:
fishes
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting […]
Most of the neurons of our body are
Options
(a) unipolar (b) bipolar (c) pseudounipolar (d) multipolar
Correct Answer:
multipolar
Explanation:
Multipolar neurons have several dendrites and one axon, Most neurons in the […]
In which of the following groups are seeds present
Options
(a) Psilophyta (b) Ginkgopsida (c) Lycopodiophyta (d) Byophyta
Correct Answer:
Ginkgopsida
Explanation:
Ginkgo biloba – The only species that has survived to date […]
In monocot embryo,there is a single cotyledon called
Options
(a) caruncle (b) scutellum (c) coleorhiza (d) coleoptile
Correct Answer:
coleoptile
Explanation:
No explanation available. Be the first to write the explanation for this […]
Which of the following non angiospermic plants have vessels
Options
(a) gnetum (b) welwitschia (c) ephedra (d) all of these
Correct Answer:
all of these
Explanation:
No explanation available. Be the first to […]
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