Locomotion and Movement Biology Test Series for NEET-2020

Test Preparation on Locomotion and movement - Biology Test Series for NEET - 2020

Bone marrow is largely composed of

1Periosteum and osteoblast
2Adipose tissue and blood vessels
3Yellow and elastic tissue
4Cartilage and elastic tissue

Nucleus pulposus is

1A type of special cell found in myelin sheath of a nerve cell of vertebrate
2A depression for pituitary is found in mammalian skull
3A large nucleus found in Schwann cells of nerve fibre
4A remain of embryonic notochord found in the central portion of inter-vertebral discs of vertebrae of mammals

The number of vertebrae present in cervical, thoracic,
lumbar, sacral and coccyx regions respectively are

112, 7, 5, 1, 1
21, 7, 5, 12, 1
37, 5, 1, 12, 1
47, 12, 5, 1, 1

Which one of the following items gives its correct total number

1Types of diabetes – 3
2Cervical vertebrae in humans – 8
3Floating ribs in humans – 4
4Amino acids found in proteins – 16

The opening at the base of the skull for the spinal cord is called

1Foramen Magnum
2Foramen of Monro
3Obturator foramen
4Foramen of Magendie

(a) The cranial cavity in which the brain is lodged
posteriorly opens by foramen magnum. The brain is
connected to spinal cord at this foramen.

1(a)
2(b)
3(c)
4(d)

The vertebrae in birds are mostly

1Procoelous
2Amphicoelous
3Opisthocoelous
4Heterocoelous

(d) Vertebrae of birds are mostly heterocoelous.

1(a)
2(b)
3(c)
4(d)

(b) Cervical vertebrae are 7 in number, thoracic 12 in
number, lumbar 5 in number, sacral 5 in number in
childhood, they fuse in adults to form a single bone, the
sacrum coccygeal vary from 3–5 in number.

Long neck of camel is due to

1Increase in length of cervical vertebra
2Due to bony plate between two vertebra
3Due to muscle in between two vertebra
4None of the above

(b) Long neck of camel is due to bony plates between two vertebra (which are long).

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