CBSE
Major protein of connective tissue is
myosin
collagen
melanin
keratin
In testis of frog, there are no
Sertoli cells
spermatocytes
spermatids
intestinal cells
Which tissue covered with calcium phosphate?
Bone
Muscles
Mesenchyma
Cartilage
Haemoglobin in earthworm is present in
RBC
protoplasm
coelomic fluid
plasma
Fertilization in earthworm is
cross fertilization
combined fertilization
self-fertilization
All of the above
If frog's brain is crushed, even then its leg moves on pinpointing. It is called
simple reflex
conditional reflex
neurotransmitter function
autonomic nerve condition
Fifth cranial nerve of frog is called
vagus
trigeminal
optic
ophthalmic
One difference in breathing mechanism of frog and rabbit is that
expansion of frog's lungs is not much
abdominal movements more in frog
diaphragm and rib muscles play important role in rabbit
air reaching frog's lungs is to cool
Respiration pigment of blood in cockroach is
haemozoin
haemocyanin
haemoglobin
absent
Which one of the following contains the largest quantity of extracellular material?
epithelial tissue
neural tissue
Striated muscle
Areolar tissue