Class 7 sci

Distance time graph is represented by ______

• Line graph

• Bar graph

• Pie chart

• None of these

Milk of magnesia contains ____

• Lactic acid

• Formic acid

• Acetic acid

• Magnesium hydroxide

Rizobium is present in which plants

Which of the following is NOT a saprotroph

• Fungi

• Algae

• Yeast

Yeast reproduces by which method

______ have plantlets growing on leaf margins

• Cascuta

• Bryophyllum

• Yeast

• Potato

Which among the following are partial heterotrophs

• Rose

• Humans

• Mosquito

• Pitcher plant

______ is a single celled organism

• Amoeba

• Plants

• Animals

Saliva breaks down _____ into sugar

Tooth decay happens in presence of

• Base

• Salt

• Acid

• Neutral substance