Students should refer to Worksheets Class 11 Biology Structural Organisation in Animals Chapter 7 provided below with important questions and answers. These important questions with solutions for Chapter 7 Structural Organisation in Animals have been prepared by expert teachers for Class 11 Biology based on the expected pattern of questions in the Class 11 exams. We have provided Worksheets for Class 11 Biology for all chapters on our website. You should carefully learn all the important examinations questions provided below as they will help you to get better marks in your class tests and exams.
Structural Organisation in Animals Class 11 Biology Worksheet
Question. When two or more organs perform a common function by their physical and chemical interaction, they form :
(a) Body system
(b) Organ system
(c) Tissue system
(d) None
Answer
B
Question. What is true for earthworm ?
(a) Cephalisation present
(b) Usually hermaphrodite and no free living larva stage
(c) Parapodia present
(d) Excretory organ malpighi tubules
Answer
B
Question. How many pores in the body wall are found concerned with reproduction in Pheretima ?
(a) 11
(b) 8
(c) 3
(d) 2
Answer
A
Question. In all connective tissues cells secrete fibre of structural protein except :
(a) Bone
(b) Blood
(c) Cartilage
(d) All of the above
Answer
B
Question. In which part of earthworm chemoreceptors are found ?
(a) Buccal cavity
(b) Gizzard
(c) Intestinal caecae
(d) Stomach
Answer
A
Question. Which tissue faces either a body fluid or the outside environment ?
(a) Epithelium tissue
(b) Muscular tissue
(c) Connective tissue
(d) Nervous tissue
Answer
A
Question. Which structure is absent in male cockroach ?
(a) Labium
(b) Phallomeres
(c) Spermatheca
(d) None of these
Answer
C
Question. Which tissue is associated with filtration and diffusion ?
(a) Simple squamous epithelium
(b) Simple cuboidal epithelium
(c) Simple columnar epithelium
(d) All of these
Answer
A
Question. Function of Antennae in cockroach is :
(a) Tactile and olfactory receptor
(b) Gustato receptor
(c) Auditory receptor
(d) Olfactory receptor
Answer
A
