Ncert – class 9- science -Chapter 6 – Tissues 2 Welcome to your Ncert – class 9- science -Chapter 6 – Tissues 2 1. Which of following tissues do you expect to be the most important during droughts and why? All of the above Epidermal tissue because it is covered with a waxy cuticle and also bears drought responsive stomata Vascular tissue because phloem regulates water supply to the plant Ground tissue because water can be stored in sclerenchyma for use during drought None 2. A man was infested with germs and was taken to the hospital. On pathological tests, it was found that he had a. A low number of RBCb. A high number of WBC and a low number of RBCc. A low number of WBCd. A high number of platelets Which of the following alternative is correct? d only c only b only a and d None 3. Nissl granules are found in cyton of nerve cells. These have affinity for basic dyes. The granules are made up of Ribosomes Mitochondria Fat granules Cell metabolites None 4. Which one of the following muscles is responsible for moving and shaking the skin? Panniculus carnosus Arrector pilli Sphincter muscles Collagen fibres None 5. Tissue which connects skin with underlying muscle is made up of: Blood Epithelial tissue Adipose tissue Areolar connective tissue None 6. A mature human erythrocyte has the typical characteristic of Both eukaryotic and prokaryotic cell Neither eukaryotic nor prokaryotic cell A eukaryotic cell A prokaryotic cell None 7. In grasses, certain adaxial epidermal cells along the veins modify themselves into large empty, colourless cells. These cells are called Bulliform cells Subsidiary cells Guard cells Companion cells None 8. Which of the following sclereids are the characteristic of intercellular spaces of Nymphaea? Astrosclereids Osteosclereids Macrosclereids Brachysclereids None 9. Eleidin proteins are found in the layer of mammalian skin, stratum Granulosum Corneum Germinativum Lucidum None 10. Helper T-lymphocytes are characterised to release ................. Pyrogenes Cytokines Histamine Serotonin None 11. The type of connective tissue that is associated with the umbilical cord is Reticular connective tissue Adipose connective tissue Areolar connective tissue Jelly-like connective tissue None 12. Blood differs from the other connective tissues because Plasma of blood is not entirely secreted by blood cells All of the above Blood corpuscles are not formed in the blood Fibres are absent in the blood None 13. Which is the correct match? Dendrite - Sends signal / stimulus Axon - Smallest part of neuron Dendrite - Accepts signal / stimulus Synaptic knob - Present at the end of dendron None 14. Bulliform cells are: Collenchymal cells Water filled and highly vacuolated epidermal cells Sclerenchymal cells Ball-like parenchymatous cells None 15. Match the column (A) with the column (B). Column AColumn BA) Fluid connective tissue 1)Subcutaneous layerB)Filling of space inside the organs2)CartilageC) Striated muscle 3) Skeletal muscleD)Adipose tissue4) Areolar tissueE)Surface of joints5) bloodF) Stratified squamous epithelium6) Skin A- 5, B- 6, C- 3, D- 1, E- 2, F- 4 A- 5, B- 4, C- 3, D- 1, E- 6, F- 2 A- 5, B- 4, C- 1, D- 3, E- 2, F- 6 A- 5, B- 4, C- 3, D- 1, E- 2, F- 6 None Time's up Please Share This Share this content Opens in a new window Opens in a new window Opens in a new window Opens in a new window Opens in a new window Opens in a new window Opens in a new window Opens in a new window Opens in a new window Opens in a new window Leave a Reply Cancel replyCommentEnter your name or username to commentEnter your email address to commentEnter your website URL (optional) Save my name, email, and website in this browser for the next time I comment.