Biology
Read the explanations given below and name the structures:
Example: The tubules which produce sperms.
Answer: Seminiferous tubules
(a) The canal through which the testes descend down into the scrotum just before the birth of a male baby.
(b) The part of the brain that regulates the peristaltic movement of the alimentary canal.
(c) A structure that collects the soundwaves and conducts them through the external auditory canal.
(d) The point of attachment of two chromatids of a chromosome.
(e) Regulation of the opening and closing of stomata.
Reproductive System
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Answer
(a) Inguinal canal
(b) Medulla oblongata
(c) Pinna
(d) Centromere
(e) Guard cells
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Related Questions
Given below is the diagram of a human heart. Read the information below the diagram and fill in the blanks:
The human heart pumps blood throughout the body. It is the size of a large fist. The heart is located between the lungs in the thoracic cavity. It has four chambers. The heart functions all through the lifespan of a person and is responsible for the survival of the person.
The heart is enclosed by a membrane called (a) …………… . The ventricles give rise to two large blood vessels called (b) …………… and (c) …………… . The flaps of the cuspid valves are kept in position by (d) …………… . (e) …………… arteries supply oxygenated blood to the walls of the heart.
Arrange the terms in each group in the correct order. Write them in a logical sequence beginning with the term that is underlined.
(a) Palisade cells, Cuticle, Upper epidermis, Spongy cells.
(b) Hepatic portal vein, Stomach, Hepatic vein, Liver.
(c) Cyton, Dendrites, Synaptic cleft, Axon endings.
(d) Insulin release, High blood sugar, Lowers blood sugar, Stimulates glucose uptake from blood.
(e) Sperm duct, Seminiferous tubule, Epididymis, Efferent ducts.
Given below is an outline of the human body showing the important endocrine glands. Match the glands marked (a) to (e) with their correct functions:
Example: (f) – 6. Secretes Testosterone.
Write the overall chemical equation for photosynthesis.